C111113331333132322331333133313331331121111121133131133133321223323112111   >>    C11111333133313232233133313331333133112111112113313113313332122332311211   <<    C111113331333132322331333133313331331121111121133131133133321223323112113   >>      C111113331333132322331333133313331331121111121133131133133321223323112112   >>